Which of these would most likely be considered a pure substance? a. Tap water
b. Red Bull
c. Water vapor
d. The air we breathe
e. A rock from your backyard

The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true

How many grams of magnesium metal will react completely with 8.3 liters of 5.5m hcl? show all work

How do cfcs cause ozone depletion? how do cfcs cause ozone depletion? ultraviolet radiation breaks down cfcs, molecules containing chlorine. chlorine then breaks one oxygen atom away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation breaks down cfcs, molecules containing chlorine. chlorine then breaks two oxygen atoms away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation creates cfcs, molecules containing chlorine. chlorine then breaks two oxygen atoms away from ozone, leaving behind a paired oxygen molecule. ultraviolet radiation creates cfcs, molecules containing chlorine. chlorine then breaks one oxygen atom away from ozone, leaving behind a paired oxygen molecule.